From: Theodore Ts'o <tytso@mit.edu>
Date: Sun, 11 Feb 2007 00:33:57 +0000 (-0500)
Subject: Print a sane error message if an alias expands to an invalid git command
X-Git-Tag: v1.5.0~37
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=f3dd015c9147e3116fc1941d96f4dad38386b1db;p=git.git

Print a sane error message if an alias expands to an invalid git command

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---

diff --git a/git.c b/git.c
index 82a835727..c43d4ff1f 100644
--- a/git.c
+++ b/git.c
@@ -387,8 +387,15 @@ int main(int argc, const char **argv, char **envp)
 		done_alias = 1;
 	}
 
-	if (errno == ENOENT)
+	if (errno == ENOENT) {
+		if (done_alias) {
+			fprintf(stderr, "Expansion of alias '%s' failed; "
+				"'%s' is not a git-command\n",
+				cmd, argv[0]);
+			exit(1);
+		}
 		help_unknown_cmd(cmd);
+	}
 
 	fprintf(stderr, "Failed to run command '%s': %s\n",
 		cmd, strerror(errno));